Understanding planning · 13 min read
Planning application documents: what to read first
Understand planning application documents, officer reports and decision notices. Use a reading checklist, document table and worked example to inspect a case.
England · Local authority
Three Rivers District Council
Planning applications.
Explore collected planning applications and decisions for Three Rivers District Council. Search an address, application reference or proposal to find a record.
Collected application statistics
Collected records · All available dates1,400Searchable applications
256Recorded as pending
86%Approval rate · 713 approved or refused records
103Refused applications
610 approved · 103 refused · 54 withdrawn. Received dates in our records: 19 Oct 2022 to 22 Sept 2026. Most recent record check: 28 Sept 2026. Counts reflect the last collected status; some records may be out of date.
Local planning information
Council sources checked 14 Sept 2026Planning information PlanningLocal plan Stephen Giles-Medhurst OBEPre-application advice Pre-application adviceConservation areas Protected trees
Council contacts
- Planning enquiriesenquiries@threerivers.gov.ukCouncil source
- Planning enquiriesenquireplan@threerivers.gov.ukCouncil source
- General council enquiriesplanning.enforcement@threerivers.gov.ukCouncil source
Contact details were found on council pages. Check the source for opening hours and which enquiries the service handles.
Conservation areas and Article 4 directions
Explore published planning boundaries and follow their source records for designation details. Coverage varies: an empty map does not mean there are no restrictions. Check the council’s current maps and documents before relying on a boundary.
Conservation areas18 mapped area records
Article 4 direction areasNo boundary records available in this collection
Interactive planning map loads with JavaScript. Dataset sources are linked below.
Download Article 4 coverage for all authorities (CSV)
Data downloaded 14 Sept 2026. Display boundaries are simplified and indicative. Map record counts are not a complete count of designations or directions.
Sources: Planning Data conservation areas and Article 4 direction areas. Contains public sector information licensed under the Open Government Licence v3.0.
More application records
- Decided26/0895/RSP
Retrospective: Construction of single storey rear extension
3 Whitfield Way Mill End Rickmansworth Hertfordshire WD3 8QT
Received 2 Jun 2026 - Decided26/0897/FUL
Alterations to existing dropped kerb and provision of additional dropped kerb to create a carrage driveway, alterations to the front boundary including erection of brick wall, piers and metal railings.
10 Westbury Road Northwood HA6 3BT
Received 2 Jun 2026 - Unknown26/0898/TCA
T1 Cypress - Fell due to roots causing damage to drive way leaving customer unable to park on their driveway and the branches are hitting into the phone lines causing risks. Neighbouring properties are complaining that the tree roots are growing in the inspection chamber in their drive and displacing their bricks
148 Oaklands Avenue Oxhey Hall Watford Hertfordshire WD19 4LQ
Received 2 Jun 2026 - Unknown26/0903/TPO
T1 on sketch plan - The tree is in the front garden of Bel-Air close to the boundary with Edgehill. On 26 August 2021 consemt was given by the local authority under reference LCS/21/1681/TPO to reduce the crown in height by 2 metres. This work was never done but consent is now requested due to considerable further growth of the tree. Furthermore the tree is becoming over extended and consent is requested to reduce the lateral spread by 1.5 metres to relieve the overall weight and stop the branches touching both the houses Bel-Air and Edgehill.
Bel Air Sandy Lane Northwood HA6 3ES
Received 3 Jun 2026 - Decided26/0904/FUL
Demolition of existing single storey side extension, construction of part-single, part-two storey side extension, single storey rear extension and side ramp, conversion of garage into habitable accommodation, internal alterations and alterations to front fenestration
36 Shepherds Way Rickmansworth Hertfordshire WD3 7NL
Received 3 Jun 2026 - Decided26/0905/FUL
Construction of single storey rear extension and first floor side extension, loft conversion including increase in ridge height with rear dormers and front rooflight; relocation of existing chimney and erection of chimney
36 Shepherds Way Rickmansworth Hertfordshire WD3 7NL
Received 3 Jun 2026 - Decided26/0906/NMA
Non-material amendment to planning permission 24/1812/FUL to allow alterations to first-floor internal layouts of units 3, 4, and 5; and external hard and soft landscaping alterations.
Land Rear Of 219 New Road Croxley Green Rickmansworth Hertfordshire WD3 3HE
Received 3 Jun 2026 - Pending Consideration26/0907/FUL
Change of use of land for use as a residential caravan site comprising 2no. Gypsy/Traveller pitches, each accommodating 4 caravans including no more than 2 static caravan/mobile homes, with associated hardstanding, alterations to access and erection of two amenity buildings. Boundary treatments including construction of timber post and rail fencing.
Land South Of Harthall Lane Kings Langley Hertfordshire
Received 3 Jun 2026 - Unknown26/0908/DDD
Remove and replace IHC no. 0503
First Floor Flat Headmasters House Merchant Taylors School Sandy Lodge Lane Moor Park Northwood Hertfordshire HA6 2HT
Received 3 Jun 2026 - Awaiting decision26/0909/FUL
Construction of single storey side extension
62 Station Road Kings Langley Hertfordshire WD4 8LB
Received 3 Jun 2026 - Unknown26/0910/TPO
T1-T7 Oak tree cluster - 25% Crown reduction (1-1.5 meter) and dead wooding T8 - Oak tree - Taking all limbs back away from the house and 25% Crown Reduction (1-1.5 metres)T9 - T10 Oak tree - 25% Crown Reduction (1-1.5 Metres) T11 - Oak Tree - 30% Crown reduction (1.5-2.5 metres) where necessary T12 - T14 - Oak Tree - 25% Crown Reduction (1-1.5 metres)
The Aston 34 Astons Road Moor Park Northwood Hertfordshire HA6 2LD
Received 3 Jun 2026 - Unknown26/0911/TPO
T1 - Approx. H10 S5 30DBH Silver birch Crown reduce height by approx. 1-2m (regrowth) Reduce laterals by 0.5-1m T2 - Approx. H10 S5 30DBH Silver birch Crown reduce height by approx. 1-2m (regrowth) Reduce laterals by 0.5-1m T3 - Approx H10 S5 30DBH Silver birch Crown reduce height by approx.1-2m (regrowth) Reduce laterals by 0.5-1m T3A - Approx. H8 S6 25DBH Silver birch Crown reduce height by approx. 1-2m (regrowth) Reduce laterals by 0.5-1m T12 - Approx. H14 S8 30DBH Lime (in adjacent land) Reduce laterals by 2m back to boundryline Lift 3m T1 & T2 Fall under TPO G1, the rest of the trees are CA Tree work is to be undertaken to remove dead branches to improve form and increase safety in accordance with good arboriculture practice and maintain the future wellbeing and growth of the trees.
Millennium Wharf Wharf Lane Rickmansworth Hertfordshire
Received 3 Jun 2026 - Decided26/0912/DIS
Discharge of Conditions 12(Construction Environmental Management Plan) and 13(Tree Protection Plan) pursuant to planning permission 24/1963/FUL
Maple Cross House, Denham Way And Kier Offices Off Maple Lodge Close, Maple Cross Rickmansworth Hertfordshire WD3 9SW
Received 3 Jun 2026 - Decided26/0913/DIS
Discharge of Conditions 7(Flood Risk Assessment and Drainage Strategy) and 9(Construction Phase Surface Water Management Plan) pursuant to planning permission 24/1963/FUL
Maple Cross House, Denham Way And Kier Offices Off Maple Lodge Close, Maple Cross Rickmansworth Hertfordshire WD3 9SW
Received 3 Jun 2026 - Decided26/0914/DIS
Discharge of condition 3 (Construction Management Plan) pursuant to planning permission 24/1963/FUL
Maple Cross House, Denham Way And Kier Offices Off Maple Lodge Close, Maple Cross Rickmansworth Hertfordshire WD3 9SW
Received 4 Jun 2026 - Decided26/0915/DIS
Discharge of Condition 4(Windows and Doors details) pursuant to planning permission 25/1581/FUL
Crossley Wylde Loudwater Lane Loudwater Rickmansworth Hertfordshire WD3 3JD
Received 4 Jun 2026 - Decided26/0917/DIS
Discharge of Conditions 3(Construction Management Plan and Construction Noise Assessment), 4(Dust Management Plan), 5(Site Waste Management Plan) pursuant to planning permission 25/0896/FUL
Land At Woodside Road Woodside Road Abbots Langley Hertfordshire
Received 4 Jun 2026 - Pending Consideration26/0918/DIS
Discharge of Conditions 6 (Interim Drainage), 7 (Surface Water Drainage), 11 (Ground Water Monitoring), 12 (Intrusive Groundwater) and 15 (Remediation Strategy) pursuant to planning permission 25/0896/FUL Please note that there is overlap of the conditions that are addressed by the reports provided.
Land At Woodside Road Woodside Road Abbots Langley Hertfordshire
Received 4 Jun 2026 - Pending Consideration26/0919/DIS
Discharge of Conditions 32 (Open Space and War Memorial), 33 (External Lighting) and 47 (Conservation management plan) pursuant to planning permission 25/0896/FUL
Land At Woodside Road Woodside Road Abbots Langley Hertfordshire
Received 4 Jun 2026 - Decided26/0920/PDE
Prior Approval: Single storey rear extension (depth 6.00 metres, maximum height 3.00 metres, maximum eaves height 3.00 metres)
87 Durrants Drive Croxley Green Rickmansworth Hertfordshire WD3 3NY
Received 4 Jun 2026 - Unknown26/0921/DDD
5-DAY NOTICE TO FELL TREESpecies: Oak (Quercus spp.)Tree Reference: T92TPO Reference: TPO564Fell to ground level - The tree is dead and presents a risk to persons and/or property. The tree shows no signs of life and its structural integrity has been compromised. Due to its condition, it is no longer safe to retain.
Frith Cottage Sandy Lane Northwood HA6 3ES
Received 4 Jun 2026 - Decided26/0922/HCR3
Hertfordshire County Council Regulation 3 Application: Demolition of vacant swimming pool building at former Sir James Altham School, installation of cladding to existing wall connecting the swimming pool building to Oxhey Jets clubhouse. Installation of new storage unit and minor works to external spaces
Former Sir James Altham Pool Altham Way South Oxhey Hertfordshire
Received 4 Jun 2026 - Decided26/0923/CLPD
Certificate of Lawfulness Proposed Development: Loft conversion including hip to gable roof extension, with rear juliet dormer and front rooflights
115 Frankland Road Croxley Green Rickmansworth Hertfordshire WD3 3AS
Received 5 Jun 2026 - Decided26/0924/FUL
Demolition of existing conservatory and construction of single storey rear extension with roof lantern
6 Mallard Road Abbots Langley Hertfordshire WD5 0GA
Received 5 Jun 2026
Records are ordered by application ID, not submission date. Use search to find a particular address or proposal.
View all applicationsResearching a proposal in Three Rivers District Council
Start with the address or application reference. Open a record to read the proposal, dates and available documents, then check the official register for the latest plans and consultation details. If nothing appears, check coverage before treating the result as a complete planning history.
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What these statistics cover
These figures describe applications collected by PlanningTrack for Three Rivers District Council, across all dates currently available. They are a partial dataset, rather than an authority-wide performance measure. The date range does not establish continuous historical coverage.
The approval percentage is approved records divided by approved plus refused records. Pending, withdrawn and unknown outcomes are excluded. No percentage is shown until there is an approved or refused record.
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